56464720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54293}}^1$

素因数の和:54319

約数の個数: 40

約数和(自身を含む): 141381576

約数和(自身を除く): 84916856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 54293, 108586, 217172, 271465, 434344, 542930, 705809, 868688, 1085860, 1411618, 2171720, 2823236, 3529045, 4343440, 5646472, 7058090, 11292944, 14116180, 28232360, 56464720]

約数ペア:

[(1, 56464720), (2, 28232360), (4, 14116180), (5, 11292944), (8, 7058090), (10, 5646472), (13, 4343440), (16, 3529045), (20, 2823236), (26, 2171720), (40, 1411618), (52, 1085860), (65, 868688), (80, 705809), (104, 542930), (130, 434344), (208, 271465), (260, 217172), (520, 108586), (1040, 54293)]